Blog : PHP bin2hex() Function
PHP bin2hex() Function
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Complete PHP String Reference
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Definition and Usage
The bin2hex() function converts a string of ASCII characters to hexadecimal values. The string can be converted back using the pack() function.
Syntax
bin2hex(string)
Parameter Description
string Required. The string to be converted
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Example
In this example we will convert a string value from binary to hex and back:
$str = "Hello world!";
echo bin2hex($str) . "
";
echo pack("H*",bin2hex($str)) . "
";
?>
The output of the code above will be:
48656c6c6f20776f726c6421
Hello world!